--- /dev/null
+require "test_helper"
+
+module Api
+ class OldRelationsControllerTest < ActionController::TestCase
+ ##
+ # test all routes which lead to this controller
+ def test_routes
+ assert_routing(
+ { :path => "/api/0.6/relation/1/history", :method => :get },
+ { :controller => "api/old_relations", :action => "history", :id => "1" }
+ )
+ assert_routing(
+ { :path => "/api/0.6/relation/1/2", :method => :get },
+ { :controller => "api/old_relations", :action => "version", :id => "1", :version => "2" }
+ )
+ assert_routing(
+ { :path => "/api/0.6/relation/1/2/redact", :method => :post },
+ { :controller => "api/old_relations", :action => "redact", :id => "1", :version => "2" }
+ )
+ end
+
+ # -------------------------------------
+ # Test reading old relations.
+ # -------------------------------------
+ def test_history
+ # check that a visible relations is returned properly
+ get :history, :params => { :id => create(:relation, :with_history).id }
+ assert_response :success
+
+ # check chat a non-existent relations is not returned
+ get :history, :params => { :id => 0 }
+ assert_response :not_found
+ end
+
+ ##
+ # test the redaction of an old version of a relation, while not being
+ # authorised.
+ def test_redact_relation_unauthorised
+ relation = create(:relation, :with_history, :version => 4)
+ relation_v3 = relation.old_relations.find_by(:version => 3)
+
+ do_redact_relation(relation_v3, create(:redaction))
+ assert_response :unauthorized, "should need to be authenticated to redact."
+ end
+
+ ##
+ # test the redaction of an old version of a relation, while being
+ # authorised as a normal user.
+ def test_redact_relation_normal_user
+ relation = create(:relation, :with_history, :version => 4)
+ relation_v3 = relation.old_relations.find_by(:version => 3)
+
+ basic_authorization create(:user).email, "test"
+
+ do_redact_relation(relation_v3, create(:redaction))
+ assert_response :forbidden, "should need to be moderator to redact."
+ end
+
+ ##
+ # test that, even as moderator, the current version of a relation
+ # can't be redacted.
+ def test_redact_relation_current_version
+ relation = create(:relation, :with_history, :version => 4)
+ relation_latest = relation.old_relations.last
+
+ basic_authorization create(:moderator_user).email, "test"
+
+ do_redact_relation(relation_latest, create(:redaction))
+ assert_response :bad_request, "shouldn't be OK to redact current version as moderator."
+ end
+
+ ##
+ # test that redacted relations aren't visible, regardless of
+ # authorisation except as moderator...
+ def test_version_redacted
+ relation = create(:relation, :with_history, :version => 2)
+ relation_v1 = relation.old_relations.find_by(:version => 1)
+ relation_v1.redact!(create(:redaction))
+
+ get :version, :params => { :id => relation_v1.relation_id, :version => relation_v1.version }
+ assert_response :forbidden, "Redacted relation shouldn't be visible via the version API."
+
+ # not even to a logged-in user
+ basic_authorization create(:user).email, "test"
+ get :version, :params => { :id => relation_v1.relation_id, :version => relation_v1.version }
+ assert_response :forbidden, "Redacted relation shouldn't be visible via the version API, even when logged in."
+ end
+
+ ##
+ # test that redacted relations aren't visible in the history
+ def test_history_redacted
+ relation = create(:relation, :with_history, :version => 2)
+ relation_v1 = relation.old_relations.find_by(:version => 1)
+ relation_v1.redact!(create(:redaction))
+
+ get :history, :params => { :id => relation_v1.relation_id }
+ assert_response :success, "Redaction shouldn't have stopped history working."
+ assert_select "osm relation[id='#{relation_v1.relation_id}'][version='#{relation_v1.version}']", 0, "redacted relation #{relation_v1.relation_id} version #{relation_v1.version} shouldn't be present in the history."
+
+ # not even to a logged-in user
+ basic_authorization create(:user).email, "test"
+ get :version, :params => { :id => relation_v1.relation_id, :version => relation_v1.version }
+ get :history, :params => { :id => relation_v1.relation_id }
+ assert_response :success, "Redaction shouldn't have stopped history working."
+ assert_select "osm relation[id='#{relation_v1.relation_id}'][version='#{relation_v1.version}']", 0, "redacted relation #{relation_v1.relation_id} version #{relation_v1.version} shouldn't be present in the history, even when logged in."
+ end
+
+ ##
+ # test the redaction of an old version of a relation, while being
+ # authorised as a moderator.
+ def test_redact_relation_moderator
+ relation = create(:relation, :with_history, :version => 4)
+ relation_v3 = relation.old_relations.find_by(:version => 3)
+
+ basic_authorization create(:moderator_user).email, "test"
+
+ do_redact_relation(relation_v3, create(:redaction))
+ assert_response :success, "should be OK to redact old version as moderator."
+
+ # check moderator can still see the redacted data, when passing
+ # the appropriate flag
+ get :version, :params => { :id => relation_v3.relation_id, :version => relation_v3.version }
+ assert_response :forbidden, "After redaction, relation should be gone for moderator, when flag not passed."
+ get :version, :params => { :id => relation_v3.relation_id, :version => relation_v3.version, :show_redactions => "true" }
+ assert_response :success, "After redaction, relation should not be gone for moderator, when flag passed."
+
+ # and when accessed via history
+ get :history, :params => { :id => relation_v3.relation_id }
+ assert_response :success, "Redaction shouldn't have stopped history working."
+ assert_select "osm relation[id='#{relation_v3.relation_id}'][version='#{relation_v3.version}']", 0, "relation #{relation_v3.relation_id} version #{relation_v3.version} should not be present in the history for moderators when not passing flag."
+ get :history, :params => { :id => relation_v3.relation_id, :show_redactions => "true" }
+ assert_response :success, "Redaction shouldn't have stopped history working."
+ assert_select "osm relation[id='#{relation_v3.relation_id}'][version='#{relation_v3.version}']", 1, "relation #{relation_v3.relation_id} version #{relation_v3.version} should still be present in the history for moderators when passing flag."
+ end
+
+ # testing that if the moderator drops auth, he can't see the
+ # redacted stuff any more.
+ def test_redact_relation_is_redacted
+ relation = create(:relation, :with_history, :version => 4)
+ relation_v3 = relation.old_relations.find_by(:version => 3)
+
+ basic_authorization create(:moderator_user).email, "test"
+
+ do_redact_relation(relation_v3, create(:redaction))
+ assert_response :success, "should be OK to redact old version as moderator."
+
+ # re-auth as non-moderator
+ basic_authorization create(:user).email, "test"
+
+ # check can't see the redacted data
+ get :version, :params => { :id => relation_v3.relation_id, :version => relation_v3.version }
+ assert_response :forbidden, "Redacted relation shouldn't be visible via the version API."
+
+ # and when accessed via history
+ get :history, :params => { :id => relation_v3.relation_id }
+ assert_response :success, "Redaction shouldn't have stopped history working."
+ assert_select "osm relation[id='#{relation_v3.relation_id}'][version='#{relation_v3.version}']", 0, "redacted relation #{relation_v3.relation_id} version #{relation_v3.version} shouldn't be present in the history."
+ end
+
+ ##
+ # test the unredaction of an old version of a relation, while not being
+ # authorised.
+ def test_unredact_relation_unauthorised
+ relation = create(:relation, :with_history, :version => 2)
+ relation_v1 = relation.old_relations.find_by(:version => 1)
+ relation_v1.redact!(create(:redaction))
+
+ post :redact, :params => { :id => relation_v1.relation_id, :version => relation_v1.version }
+ assert_response :unauthorized, "should need to be authenticated to unredact."
+ end
+
+ ##
+ # test the unredaction of an old version of a relation, while being
+ # authorised as a normal user.
+ def test_unredact_relation_normal_user
+ relation = create(:relation, :with_history, :version => 2)
+ relation_v1 = relation.old_relations.find_by(:version => 1)
+ relation_v1.redact!(create(:redaction))
+
+ basic_authorization create(:user).email, "test"
+
+ post :redact, :params => { :id => relation_v1.relation_id, :version => relation_v1.version }
+ assert_response :forbidden, "should need to be moderator to unredact."
+ end
+
+ ##
+ # test the unredaction of an old version of a relation, while being
+ # authorised as a moderator.
+ def test_unredact_relation_moderator
+ relation = create(:relation, :with_history, :version => 2)
+ relation_v1 = relation.old_relations.find_by(:version => 1)
+ relation_v1.redact!(create(:redaction))
+
+ basic_authorization create(:moderator_user).email, "test"
+
+ post :redact, :params => { :id => relation_v1.relation_id, :version => relation_v1.version }
+ assert_response :success, "should be OK to unredact old version as moderator."
+
+ # check moderator can still see the redacted data, without passing
+ # the appropriate flag
+ get :version, :params => { :id => relation_v1.relation_id, :version => relation_v1.version }
+ assert_response :success, "After unredaction, relation should not be gone for moderator."
+
+ # and when accessed via history
+ get :history, :params => { :id => relation_v1.relation_id }
+ assert_response :success, "Redaction shouldn't have stopped history working."
+ assert_select "osm relation[id='#{relation_v1.relation_id}'][version='#{relation_v1.version}']", 1, "relation #{relation_v1.relation_id} version #{relation_v1.version} should still be present in the history for moderators."
+
+ basic_authorization create(:user).email, "test"
+
+ # check normal user can now see the redacted data
+ get :version, :params => { :id => relation_v1.relation_id, :version => relation_v1.version }
+ assert_response :success, "After redaction, node should not be gone for normal user."
+
+ # and when accessed via history
+ get :history, :params => { :id => relation_v1.relation_id }
+ assert_response :success, "Redaction shouldn't have stopped history working."
+ assert_select "osm relation[id='#{relation_v1.relation_id}'][version='#{relation_v1.version}']", 1, "relation #{relation_v1.relation_id} version #{relation_v1.version} should still be present in the history for normal users."
+ end
+
+ private
+
+ ##
+ # check that the current version of a relation is equivalent to the
+ # version which we're getting from the versions call.
+ def check_current_version(relation_id)
+ # get the current version
+ current_relation = with_controller(RelationsController.new) do
+ get :show, :params => { :id => relation_id }
+ assert_response :success, "can't get current relation #{relation_id}"
+ Relation.from_xml(@response.body)
+ end
+ assert_not_nil current_relation, "getting relation #{relation_id} returned nil"
+
+ # get the "old" version of the relation from the version method
+ get :version, :params => { :id => relation_id, :version => current_relation.version }
+ assert_response :success, "can't get old relation #{relation_id}, v#{current_relation.version}"
+ old_relation = Relation.from_xml(@response.body)
+
+ # check that the relations are identical
+ assert_relations_are_equal current_relation, old_relation
+ end
+
+ ##
+ # look at all the versions of the relation in the history and get each version from
+ # the versions call. check that they're the same.
+ def check_history_equals_versions(relation_id)
+ get :history, :params => { :id => relation_id }
+ assert_response :success, "can't get relation #{relation_id} from API"
+ history_doc = XML::Parser.string(@response.body).parse
+ assert_not_nil history_doc, "parsing relation #{relation_id} history failed"
+
+ history_doc.find("//osm/relation").each do |relation_doc|
+ history_relation = Relation.from_xml_node(relation_doc)
+ assert_not_nil history_relation, "parsing relation #{relation_id} version failed"
+
+ get :version, :params => { :id => relation_id, :version => history_relation.version }
+ assert_response :success, "couldn't get relation #{relation_id}, v#{history_relation.version}"
+ version_relation = Relation.from_xml(@response.body)
+ assert_not_nil version_relation, "failed to parse #{relation_id}, v#{history_relation.version}"
+
+ assert_relations_are_equal history_relation, version_relation
+ end
+ end
+
+ def do_redact_relation(relation, redaction)
+ get :version, :params => { :id => relation.relation_id, :version => relation.version }
+ assert_response :success, "should be able to get version #{relation.version} of relation #{relation.relation_id}."
+
+ # now redact it
+ post :redact, :params => { :id => relation.relation_id, :version => relation.version, :redaction => redaction.id }
+ end
+ end
+end